import { sectionOrder } from "./section-order.mjs";

const choices = Object.freeze({
  filter: Object.freeze(["all", "waiting", "connections"]),
  context: Object.freeze(["source", "work", "action"]),
});

export function createState() {
  return { filter: "waiting", context: "source" };
}

export function selectState(state, key, value) {
  const allowed = Object.hasOwn(choices, key) && choices[key].includes(value);
  return allowed ? { ...state, [key]: value } : { ...state };
}

export function isCaptureMode(search) {
  return new URLSearchParams(search).get("capture") === "1";
}

export function getCaptureSection(search) {
  const section = new URLSearchParams(search).get("section");
  return isCaptureMode(search) && sectionOrder.includes(section)
    ? section
    : null;
}